EP2881767A4 - Optical film and digital pen system using same - Google Patents

Optical film and digital pen system using same

Info

Publication number
EP2881767A4
EP2881767A4 EP13825651.6A EP13825651A EP2881767A4 EP 2881767 A4 EP2881767 A4 EP 2881767A4 EP 13825651 A EP13825651 A EP 13825651A EP 2881767 A4 EP2881767 A4 EP 2881767A4
Authority
EP
European Patent Office
Prior art keywords
same
optical film
digital pen
pen system
digital
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP13825651.6A
Other languages
German (de)
French (fr)
Other versions
EP2881767B1 (en
EP2881767A1 (en
Inventor
Yong Hoon Kang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pen Generations Inc
Original Assignee
Pen Generations Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pen Generations Inc filed Critical Pen Generations Inc
Priority to PL13825651T priority Critical patent/PL2881767T3/en
Publication of EP2881767A1 publication Critical patent/EP2881767A1/en
Publication of EP2881767A4 publication Critical patent/EP2881767A4/en
Application granted granted Critical
Publication of EP2881767B1 publication Critical patent/EP2881767B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/02Diffusing elements; Afocal elements
    • G02B5/0205Diffusing elements; Afocal elements characterised by the diffusing properties
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/02Diffusing elements; Afocal elements
    • G02B5/0205Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/021Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures
    • G02B5/0231Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures the surface having microprismatic or micropyramidal shape
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/10Optical coatings produced by application to, or surface treatment of, optical elements
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/02Diffusing elements; Afocal elements
    • G02B5/0205Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/021Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/04Prisms
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/08Mirrors
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/20Filters
    • G02B5/208Filters for use with infrared or ultraviolet radiation, e.g. for separating visible light from infrared and/or ultraviolet radiation
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/033Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/033Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
    • G06F3/0354Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
    • G06F3/03545Pens or stylus
EP13825651.6A 2012-07-30 2013-02-04 Optical film and digital pen system using the same Active EP2881767B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL13825651T PL2881767T3 (en) 2012-07-30 2013-02-04 Optical film and digital pen system using the same

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020120083174A KR101431686B1 (en) 2012-07-30 2012-07-30 Optical film and digital pen system using the same
PCT/KR2013/000878 WO2014021527A1 (en) 2012-07-30 2013-02-04 Optical film and digital pen system using same

Publications (3)

Publication Number Publication Date
EP2881767A1 EP2881767A1 (en) 2015-06-10
EP2881767A4 true EP2881767A4 (en) 2016-03-09
EP2881767B1 EP2881767B1 (en) 2019-04-10

Family

ID=50028174

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13825651.6A Active EP2881767B1 (en) 2012-07-30 2013-02-04 Optical film and digital pen system using the same

Country Status (7)

Country Link
US (1) US10078161B2 (en)
EP (1) EP2881767B1 (en)
JP (1) JP6141432B2 (en)
KR (1) KR101431686B1 (en)
CN (1) CN104662450B (en)
PL (1) PL2881767T3 (en)
WO (1) WO2014021527A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101431686B1 (en) 2012-07-30 2014-08-20 (주)펜제너레이션스 Optical film and digital pen system using the same
KR101579949B1 (en) * 2014-05-22 2015-12-23 주식회사 쏠리드에듀 Electronic board and electronic board system comprising the same
KR20180032973A (en) * 2016-09-23 2018-04-02 주식회사 쏠리드에듀 Electronic board and electronic board system comprising the same
US10838551B2 (en) * 2017-02-08 2020-11-17 Hewlett-Packard Development Company, L.P. Calibration of displays
US10930177B2 (en) * 2018-05-16 2021-02-23 Leapfrog Enterprises, Inc. Interactive globe
KR20220165865A (en) 2021-06-08 2022-12-16 삼성디스플레이 주식회사 Display device and touch input system including the same

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20100052526A (en) * 2007-08-09 2010-05-19 켄지 요시다 Information input help sheet, information processing system using the information input help sheet, print-associated output system using the information input help sheet, and calibration method
WO2012038592A1 (en) * 2010-09-23 2012-03-29 Beneq Oy Thin film photovoltaic module and process for its production

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI111178B (en) 1999-01-19 2003-06-13 Raflatac Oy Label product, label product surface paper, printing medium, and method for making a printing medium
ATE364191T1 (en) 1999-01-21 2007-06-15 Reflexite Corp DURABLE, OPEN-SURFACE RETRO-REFLECTIVE PRISMATIC CONSTRUCTION
JP4632589B2 (en) 2001-08-06 2011-02-16 大日本印刷株式会社 Transparent touch panel with antireflection function and display device using the same
US7728914B2 (en) * 2004-01-28 2010-06-01 Au Optronics Corporation Position encoded sensing device with amplified light reflection intensity and a method of manufacturing the same
JP4890800B2 (en) 2005-06-29 2012-03-07 スリーエム イノベイティブ プロパティズ カンパニー Transparent wavelength selective retroreflector
US7622182B2 (en) * 2005-08-17 2009-11-24 Microsoft Corporation Embedded interaction code enabled display
JP2008269545A (en) 2006-06-29 2008-11-06 Dainippon Printing Co Ltd Pattern-printed transparent sheet
JP2008243154A (en) * 2007-03-29 2008-10-09 Dainippon Printing Co Ltd Transparent materials with pattern
JP5093034B2 (en) * 2008-09-30 2012-12-05 大日本印刷株式会社 Infrared reflective pattern forming sheet and manufacturing method thereof
KR101006140B1 (en) 2009-06-15 2011-01-07 삼성에스디아이 주식회사 Electronic pen for detecting touch location, touch location detecting method and touch location detecting apparatus
JP5662019B2 (en) * 2009-12-21 2015-01-28 デクセリアルズ株式会社 Optical body and method for manufacturing the same
JP2011224964A (en) * 2010-03-30 2011-11-10 Dainippon Printing Co Ltd Infrared reflective film
KR101431686B1 (en) 2012-07-30 2014-08-20 (주)펜제너레이션스 Optical film and digital pen system using the same

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20100052526A (en) * 2007-08-09 2010-05-19 켄지 요시다 Information input help sheet, information processing system using the information input help sheet, print-associated output system using the information input help sheet, and calibration method
WO2012038592A1 (en) * 2010-09-23 2012-03-29 Beneq Oy Thin film photovoltaic module and process for its production

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2014021527A1 *

Also Published As

Publication number Publication date
CN104662450B (en) 2017-09-08
KR20140016537A (en) 2014-02-10
JP6141432B2 (en) 2017-06-07
KR101431686B1 (en) 2014-08-20
US10078161B2 (en) 2018-09-18
JP2015530642A (en) 2015-10-15
WO2014021527A1 (en) 2014-02-06
PL2881767T3 (en) 2019-09-30
EP2881767B1 (en) 2019-04-10
US20150198751A1 (en) 2015-07-16
CN104662450A (en) 2015-05-27
EP2881767A1 (en) 2015-06-10

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